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by piaste 1017 days ago
> Which communication methods leak no metadata?

> If two people are communicating, the message always needs to know where it's going and in most cases where it's coming from

Sure, but you can still do a lot of things to make it much, much harder for the same Carol to identify Alice and Bob.

SimpleX is a good example of how far you can go and how many obstacles you can pile up onto the same protocol:

https://simplex.chat/#how-simplex-works

https://simplex.chat/#privacy